Integral

mruby special - module to share methods between Floats and Integers

to make them compatible

Public Instance Methods

downto(num, &block) click to toggle source

Calls the given block once for each Integer from self downto num.

ISO 15.2.8.3.15

 
               # File mrblib/numeric.rb, line 47
def downto(num, &block)
  return to_enum(:downto, num) unless block

  i = self.to_i
  while i >= num
    block.call(i)
    i -= 1
  end
  self
end

next() click to toggle source

Returns self + 1

ISO 15.2.8.3.19

 
               # File mrblib/numeric.rb, line 62
def next
  self + 1
end

Also aliased as: succ

step(num=nil, step=1, &block) click to toggle source

Calls the given block from self to num incremented by step (default 1).

 
               # File mrblib/numeric.rb, line 103
def step(num=nil, step=1, &block)
  raise ArgumentError, "step can't be 0" if step == 0
  return to_enum(:step, num, step) unless block

  i = __coerce_step_counter(num, step)
  if num == self || step.infinite?
    block.call(i) if step > 0 && i <= (num||i) || step < 0 && i >= (num||-i)
  elsif num == nil
    while true
      block.call(i)
      i += step
    end
  elsif step > 0
    while i <= num
      block.call(i)
      i += step
    end
  else
    while i >= num
      block.call(i)
      i += step
    end
  end
  self
end

succ() click to toggle source

ISO 15.2.8.3.21

Alias for: next

times(&block) click to toggle source

Calls the given block self times.

ISO 15.2.8.3.22

 
               # File mrblib/numeric.rb, line 72
def times &block
  return to_enum :times unless block

  i = 0
  while i < self
    block.call i
    i += 1
  end
  self
end

upto(num, &block) click to toggle source

Calls the given block once for each Integer from self upto num.

ISO 15.2.8.3.27

 
               # File mrblib/numeric.rb, line 88
def upto(num, &block)
  return to_enum(:upto, num) unless block

  i = self.to_i
  while i <= num
    block.call(i)
    i += 1
  end
  self
end